Interesting facts about planet Mars

• Mars is the second smallest planet in the solar system

• Mars is called red planet because of the iron oxide in it giving it a reddish appearance

• Mars has half the diameter of earth

• The tallest mountain in the solar system  Olympus Mons is on Mars 

• Deposits of water in the form of ice have been discovered in Mars

• The largest canyon in the solar system is found in Mars .

• Mars does not have an ozone layer

• Mars was formed 4.5 billion years ago.

• The first person known to have observed planet mars through a telescope was Galileo Galilee.